CN209378196U - It is a kind of to facilitate the singlehanded push button syringe used - Google Patents
It is a kind of to facilitate the singlehanded push button syringe used Download PDFInfo
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- CN209378196U CN209378196U CN201820483483.9U CN201820483483U CN209378196U CN 209378196 U CN209378196 U CN 209378196U CN 201820483483 U CN201820483483 U CN 201820483483U CN 209378196 U CN209378196 U CN 209378196U
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- syringe
- connection sheet
- button
- push button
- rod mechanism
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Abstract
Facilitate the singlehanded push button syringe used the utility model relates to a kind of, including syringe and flexible transmission core bar, the transmission core bar that stretches includes piston and stretching drive mechanism, and stretching drive mechanism includes multi-connecting-rod mechanism and button, one end of multi-connecting-rod mechanism is connected with piston, and the other end is connected with button；Flexible transmission core bar is mounted on syringe, and button drives multi-connecting-rod mechanism to realize the stretching motion in transverse direction by the linear motion in longitudinal direction, and then the piston realization of the multi-connecting-rod mechanism other end is driven to be extracted out or promoted movement in syringe.The utility model facilitates the singlehanded push button syringe used to be not only suitable for endoscopic one-handed performance, to any technical operation that need to use needle tubing, all because being not necessarily to the hand position for changing inserting needle, injecting or aspirating, and make to operate simpler, syringe needle is more stable, to improve safety.
Description
Technical field
The utility model belongs to injector technology field, is related to a kind of push button syringe for facilitating one hand to use.
Background technique
Being injected and being aspirated with needle tubing is clinically common technical operation, is the daily diagnosis and treatment row that must all carry out daily
For.The operation and the most basic technical ability that clinical each department is closely related and doctor, nurse must grasp.But it is existing
Piston is in backshank, when being aspirated in syringe in technology, it is necessary to both hands operation, a hand hold injection needle tube,
The other hand hold with a firm grip piston rod carry out injection or imbibition.
As medical technology develops, to the safeties of various operations, non-invasive made higher requirement；Even if having
Wound, it is also necessary to accomplish that wound minimizes.Therefore, various endoscopic techniques come into being.Can have in the various operations of Microendoscopic
The clearer visual field, it is further seen that be difficult to peep and dissection dead angle, which greatly improves the safeties of various technical operations.
But endoscope is needed to be stablized with a hand and be held, every technology of originally both hands operation must all be changed to one-handed performance completion.
For example ear-nose-throat department treatment is dashed forward the common injection of tympanum technology such as deaf, dizziness, secretory otitis media, Microendoscopic operation both can be with
It sees the form of eardrum, and injection site can accurately be selected to prevent the fine structure of damage middle ear and inner ear, it can be with
See that drug injection enters the dosage and effect of tympanum.But after a hand handle holds ear endoscope, needle tubing puncture injection must be singlehanded
It completes, but syringe in the prior art is extremely unstable under one-handed performance, the shaking of needle tubing syringe needle may injure external ear
The structure of phonophore and other slim structures, the even important phonosensitive and maintenance balance such as damage inner ear in road, tympanum.Together
When, the operations such as anaesthetic injection, abscess puncture, Irrigation are required to one-handed performance needle tubing under scope, this with regard to an urgent demand I
Invent it is a kind of can one-handed performance needle tubing, make medical personnel that will vary without hand position after needle injection to disease location
It is injected and suction operation.
Utility model content
Technical problem to be solved in the utility model is in view of the deficiencies of the prior art, to provide and a kind of facilitate singlehanded use
Push button syringe.The utility model facilitates the singlehanded push button syringe used to be not only suitable for endoscopic singlehanded behaviour
Make, to any technical operation that need to use needle tubing, all because being not necessarily to the hand position for changing inserting needle, injecting or aspirating, and makes operation more
Add simply, syringe needle is more stable, to improve safety.
To achieve the above objectives, the present invention adopts the following technical solutions:
A kind of to facilitate the singlehanded push button syringe used, the push button syringe for facilitating one hand to use includes syringe
With flexible transmission core bar, the flexible transmission core bar includes piston and stretching drive mechanism, and the stretching drive mechanism includes more
One end of link mechanism and button, the multi-connecting-rod mechanism is connected with piston, and the other end is connected with button；The flexible transmission core
Bar is mounted on syringe, and button drives multi-connecting-rod mechanism to realize in the flexible of transverse direction by the linear motion in longitudinal direction
Movement, and then the piston realization of the multi-connecting-rod mechanism other end is driven to be extracted out or promoted movement in syringe.
Further, the generally body of rod of the button, the right end that longitudinal direction is threaded through the syringe are equipped with through-hole；It is described
Mounting plate is transversely provided in syringe on the left of button；The multi-connecting-rod mechanism is parallel with the mounting plate.
Further, the syringe includes conveyor front barrel and rear cylinder body；The multi-connecting-rod mechanism is mounted in conveyor front barrel；It is described
Button is located in rear cylinder body, and two pieces of mounting plates being parallel to each other are equipped in the rear cylinder body, and the multi-connecting-rod mechanism is located at two pieces
Between the mounting plate being parallel to each other.
Further, the multi-connecting-rod mechanism includes the flexible frame body being formed by connecting by multiple telescopic units, each flexible
Unit includes two cross-shaped connection sheets.
Further, the multi-connecting-rod mechanism further includes link block, passes through link block between the flexible frame body and piston
It is connected, the multi-connecting-rod mechanism is set in syringe, slide plate is additionally provided on the side wall of the button, the slide plate also is located at two pieces of phases
It is mutually between parallel mounting plate and parallel with mounting plate；The end of a connecting piece in the telescopic unit of the flexible frame body left end
Portion is connect with link block, and the end of another connection sheet is connect with the sliding block in the sliding slot for being installed on link block；The flexible frame body
The end of a connecting piece in the telescopic unit of right end is connect with button, the mounting plate in the end and syringe of another connection sheet
Connection；The end for the connection sheet being connected with sliding block with and the same side in syringe of the end of connection sheet that is connected of button.
Further, each telescopic unit includes two cross-shaped the first connection sheets and the second connection sheet；Each stretch
It is parallel to each other between first connection sheet of contracting unit, is parallel to each other between the second connection sheet of each telescopic unit；It is described flexible
The end of the first connection sheet in the telescopic unit of frame body left end is connect with link block, the end of the second connection sheet be installed on
Sliding block connection in the sliding slot of link block；The end of the first connection sheet in the telescopic unit of the flexible frame body right end passes through
Slide plate is connect with button, the mounting plate connection in the end and syringe of the second connection sheet.
Further, the both ends of the connection sheet have a connecting hole, and centre is provided with fixation hole, the telescopic unit it
Between connection sheet carried out by connecting hole it is hinged；It is carried out hingedly between two connection sheets in each telescopic unit by fixation hole.
Further, one end of the link block internal chute side wall also is provided with connecting hole corresponding with connection sheet, the cunning
One end of block also is provided with connecting hole corresponding with connection sheet, and one end of the slide plate also is provided with connecting hole corresponding with connection sheet,
Mounting plate right end in two pieces of mounting plates being parallel to each other positioned at lower part also also is provided with connecting hole corresponding with connection sheet, institute
Stating link block, sliding block, slide plate, mounting plate, by connecting hole to distinguish corresponding connection sheet hinged.
Further, the linkage section that the link block is connect with piston is coniform；Volume is provided on the conveyor front barrel
Calibrated scale line.
Further, volumetric calibration graduation mark energy is provided on the conveyor front barrel, it is intuitive to read liquid medicine injection amount.
The utility model facilitates in the singlehanded push button syringe used, and multi-connecting-rod mechanism is provided with transmission ratio, slightly
The pressing operation of degree realizes piston motion distance by a relatively large margin, takes into account the convenience of one-handed performance and the requirement of injection volume.
It is additionally provided with needle tubing Warning Mark on the button facilitated in the singlehanded push button syringe used of the utility model, it can
To mark thumb to the pressing direction of button.
Utility model principle: the utility model facilitates the singlehanded push button syringe used, is pressed using Shi Keyong thumb
It presses button to move along a straight line longitudinally, the slide plate of push button can drive transverse direction side of the multi-connecting-rod mechanism in syringe at this time
To stretching motion, and then drive the multi-connecting-rod mechanism other end piston realization be extracted out or promoted movement in syringe.Such as
Thumb forward direction push button is that Y-axis moves longitudinally carrying out linear motion, is transported through multi-connecting-rod mechanism drive piston to X-axis negative direction
Dynamic liquid medicine injection；The reversed push button of thumb moves to X-axis positive direction through multi-connecting-rod mechanism drive piston and draws medical fluid.Therefore,
The utility model facilitates the singlehanded push button syringe used to be not only suitable for endoscopic one-handed performance, need to use needle to any
The technical operation of pipe all because without the hand position that changes inserting needle, inject or aspirate, and makes to operate simpler, and syringe needle is more steady
It is fixed, to improve safety.
Beneficial effect
The utility model facilitates the multi-connecting-rod mechanism of the singlehanded push button syringe setting used mainly by more connecting rods
It hingedly forms, has used the unstability of parallelogram, realize stretching motion, simple and convenient, flexibility is high.
The utility model facilitates in the singlehanded push button syringe used, and the two sides of multi-connecting-rod mechanism end are in link block
Be that side is fixedly connected at button, the other side is slidably connected (i.e. sliding block by sliding in link block, and then drives connect more
The connection sheet of linkage end side moves；Slide plate on button is pressed by finger, realizes the longitudinal sliding motion between mounting plate,
And then the connection sheet movement of multi-connecting-rod mechanism the other end side is driven, to realize stretching motion and the transmission of multi-connecting-rod mechanism
The pressing linear motion of Y direction is changed into the linear motion of the piston of X-direction by the change in direction.
Facilitating in the singlehanded push button syringe used for the utility model, is arranged two installations being parallel to each other in syringe
The purpose of plate is first is that in order to fix the side of multi-connecting-rod mechanism end, in addition also for making multi-connecting-rod mechanism be parallel to each other two
Mounting plate between better position-limiting action, use is safer.
Detailed description of the invention
Fig. 1 is the top view for facilitating the singlehanded push button syringe used of the utility model；
Fig. 2 is the front view for facilitating the singlehanded push button syringe used of the utility model；
Fig. 3 is the cross-sectional view for facilitating the singlehanded push button syringe used of the utility model；
Fig. 4 is the structural schematic diagram of the button for facilitating the singlehanded push button syringe used of the utility model；
Fig. 5 is the structural schematic diagram of the rear cylinder body for facilitating the singlehanded push button syringe used of the utility model；
Fig. 6 is the structural schematic diagram of the link block for facilitating the singlehanded push button syringe used of the utility model；
Fig. 7 is the structural schematic diagram of the sliding block for facilitating the singlehanded push button syringe used of the utility model；
Fig. 8 is the structural schematic diagram of the connection sheet for facilitating the singlehanded push button syringe used of the utility model；
Fig. 9 is the multi-connecting-rod mechanism for facilitating the singlehanded push button syringe used of the utility model and the connection knot of button
Structure schematic diagram；
It is dynamic when Figure 10 is the stretching drive mechanism stretching, extension for facilitating the singlehanded push button syringe used of the utility model
Make structural schematic diagram；
Figure 11 is the dynamic when the stretching drive mechanism of the singlehanded push button syringe used being facilitated to shrink of the utility model
Make structural schematic diagram.
Wherein, 1- conveyor front barrel, 2- stretch frame body, 21- connection sheet, 211- connecting hole, 212- fixation hole, 3- rear cylinder body, 31-
Mounting plate, 4- button, 41- slide plate, 5- link block, 51- sliding block, 6- piston.
Specific embodiment
The following further describes the utility model with specific embodiments.It should be understood that these embodiments are merely to illustrate
The utility model rather than limitation the scope of the utility model.In addition, it should also be understood that, having read in the utility model instruction
After appearance, those skilled in the art can be made various changes or modifications the utility model, and such equivalent forms equally fall within this
Apply for the appended claims limited range.
Embodiment 1
It is that a kind of of the utility model facilitates the singlehanded push button syringe used as shown in attached drawing 1-11, one hand is facilitated to make
Push button injector syringe and flexible transmission core bar, flexible transmission core bar includes piston 6 and stretching drive mechanism, stretches and passes
Motivation structure includes multi-connecting-rod mechanism and button 4, and one end of multi-connecting-rod mechanism is connected with piston 6, and the other end is connected with button 4；It stretches
Contracting transmission core bar is mounted on syringe, and button 4 drives multi-connecting-rod mechanism to realize in transverse direction by the linear motion in longitudinal direction
The stretching motion in direction, and then the realization of piston 6 of the multi-connecting-rod mechanism other end is driven to be extracted out or promoted movement in syringe.
The generally body of rod of button, the right end that longitudinal direction is threaded through syringe are equipped with through-hole；In syringe on the left of button laterally
Equipped with mounting plate；Multi-connecting-rod mechanism is parallel with mounting plate.
Syringe includes conveyor front barrel 1 and rear cylinder body 3；Link block 5 and flexible frame body 2 are installed in conveyor front barrel 1；Button 4 is set
In rear cylinder body 3, two pieces of mounting plates 31 being parallel to each other are equipped in rear cylinder body 3, what multi-connecting-rod mechanism was parallel to each other positioned at two pieces
Between mounting plate 31, slide plate 41 is additionally provided on the side wall of button 4, slide plate 41 also is located between two pieces of mounting plates being parallel to each other 31
And it is parallel with mounting plate 31.Facilitating in the singlehanded push button syringe used for the utility model, is arranged two mutually in syringe
The purpose of parallel mounting plate 31 is first is that in order to fix the side of multi-connecting-rod mechanism end, in addition also for making multi-connecting-rod mechanism
Better position-limiting action, use are safer between the mounting plate that two are parallel to each other.
Multi-connecting-rod mechanism includes the flexible frame body 2 being formed by connecting by multiple telescopic units, and each telescopic unit includes two
Cross-shaped connection sheet 21.The flexible frame body 2 for facilitating the singlehanded push button syringe setting used of the utility model is main
It is hingedly formed by more connection sheets (connecting rod), has used the unstability of parallelogram, realize stretching motion, it is simple and convenient,
Flexibility is high.
Multi-connecting-rod mechanism further includes link block 5, stretches and is connected between frame body 2 and piston 6 by link block 5, multi link machine
Structure is also set in syringe；The sliding block being installed in the sliding slot of link block 5 is equipped in link block 5；Flexible 2 left end of frame body stretches
The end of a connecting piece 21 in unit is connect with link block 5, the end of another connection sheet 21 and the sliding slot for being installed on link block 5
Interior sliding block 51 connects；The end of a connecting piece 21 in the telescopic unit of flexible 2 right end of frame body is connect with button 4, another
Mounting plate connection in the end and syringe of connection sheet 21；The end for the connection sheet 21 being connected with sliding block 51 with and button 4 be connected
Connection sheet 21 the same side in syringe of end.Facilitating in the singlehanded push button syringe used for the utility model, stretches
The two sides of 2 end of contracting frame body are that side is fixedly connected at link block 5 and button 4, and the other side is slidably connected, and (i.e. sliding block 51 is logical
It crosses in link block 5 and slides, and then the connection sheet 21 of flexible 2 end side of frame body is driven to move；Slide plate 41 on button 4 passes through
The longitudinal sliding motion between mounting plate 31 is realized in finger pressing, and then the connection sheet 21 of flexible 2 the other end side of frame body is driven to transport
It is dynamic, to realize the stretching motion of flexible frame body 2 and the change of transmission direction, the pressing linear motion of Y direction is changed into X
The linear motion of the piston 6 of axis direction.
Each telescopic unit includes two cross-shaped the first connection sheets and the second connection sheet；The of each telescopic unit
It is parallel to each other between a connecting piece, is parallel to each other between the second connection sheet of each telescopic unit；Flexible 2 left end of frame body is stretched
The end of the first connection sheet in contracting unit is connect with link block 5, the end of the second connection sheet and the sliding slot for being installed on link block 5
Interior sliding block 51 connects；The end of the first connection sheet in the telescopic unit of flexible 2 right end of frame body passes through slide plate 41 and button 4
It connects, the mounting plate 31 in the end and syringe of the second connection sheet connects.
The both ends of connection sheet 21 have connecting hole 211, and centre is provided with fixation hole 212, the connection between telescopic unit
Piece 21 is carried out hingedly by connecting hole 211；It is carried out hingedly between two connection sheets in each telescopic unit by fixation hole.
One end of 5 internal chute side wall of link block also is provided with connecting hole corresponding with connection sheet, and one end of sliding block 51 also is provided with
Connecting hole corresponding with connection sheet, one end of slide plate 41 also are provided with connecting hole corresponding with connection sheet, two pieces of peaces being parallel to each other
31 right end of mounting plate in loading board 31 positioned at lower part also also is provided with connecting hole corresponding with connection sheet 21, link block 5, sliding block 51,
Slide plate 41, mounting plate 31 distinguish corresponding connection sheet 21 hingedly by connecting hole.
The linkage section that link block 5 is connect with piston 6 is coniform.
Volumetric calibration graduation mark energy is provided on conveyor front barrel 1, it is intuitive to read liquid medicine injection amount.The utility model facilitates list
In the push button syringe that hand uses, multi-connecting-rod mechanism is provided with transmission ratio, and pressing operation by a small margin is realized by a relatively large margin
6 move distance of piston takes into account the convenience of one-handed performance and the requirement of injection volume.
It is additionally provided with needle tubing Warning Mark on the button facilitated in the singlehanded push button syringe used of the utility model, it can
To mark thumb to the pressing direction of button.
Utility model principle: the utility model facilitates the singlehanded push button syringe used, is pressed using Shi Keyong thumb
It presses button 4 to move along a straight line longitudinally, the slide plate 41 of push button 4 can drive cross of the multi-connecting-rod mechanism in syringe at this time
To the stretching motion in direction, and then the realization of piston 6 of the multi-connecting-rod mechanism other end is driven to be extracted out or promoted movement in syringe.
For example thumb forward direction push button 4 is that Y-axis moves longitudinally carrying out linear motion, it is negative to X-axis through multi-connecting-rod mechanism drive piston 6
Direction movement injection medical fluid；The reversed push button 4 of thumb moves to X-axis positive direction through multi-connecting-rod mechanism drive piston 6 and draws medicine
Liquid.Therefore, the push button syringe for facilitating one hand to use of the utility model is not only suitable for endoscopic one-handed performance, to any
The technical operation of needle tubing need to be used, all because being not necessarily to the hand position for changing inserting needle, injecting or aspirating, and makes to operate simpler, needle
Head is more stable, to improve safety.
Claims (9)
1. a kind of facilitate the singlehanded push button syringe used, it is characterized in that: described facilitate the singlehanded push button syringe used
Including syringe and flexible transmission core bar, the flexible transmission core bar includes piston and stretching drive mechanism, the flexible driver
Structure includes multi-connecting-rod mechanism and button, and one end of the multi-connecting-rod mechanism is connected with piston, and the other end is connected with button；It is described to stretch
Contracting transmission core bar is mounted on syringe, and button drives multi-connecting-rod mechanism to realize in lateral side by the linear motion in longitudinal direction
To stretching motion, and then drive the multi-connecting-rod mechanism other end piston realization be extracted out or promoted movement in syringe.
2. a kind of push button syringe for facilitating one hand to use according to claim 1, it is characterized in that: the button is whole
Body is the body of rod, and the right end that longitudinal direction is threaded through the syringe is equipped with through-hole；Installation is transversely provided in syringe on the left of the button
Plate；The multi-connecting-rod mechanism is parallel with the mounting plate.
3. a kind of push button syringe for facilitating one hand to use according to claim 2, it is characterized in that: the syringe includes
Conveyor front barrel and rear cylinder body；The multi-connecting-rod mechanism is mounted in conveyor front barrel；The button is located in rear cylinder body, in the rear cylinder body
The mounting plate being parallel to each other equipped with two pieces, the multi-connecting-rod mechanism are located between two pieces of mounting plates being parallel to each other.
4. a kind of push button syringe for facilitating one hand to use according to claim 3, it is characterized in that: the multi link machine
Structure includes the flexible frame body being formed by connecting by multiple telescopic units, and each telescopic unit includes two cross-shaped connection sheets.
5. a kind of push button syringe for facilitating one hand to use according to claim 4, it is characterized in that: the multi link machine
Structure further includes link block, is connected between the flexible frame body and piston by link block, and the multi-connecting-rod mechanism is set in syringe,
Slide plate is additionally provided on the side wall of the button, the slide plate also is located between the mounting plate that two pieces are parallel to each other and puts down with mounting plate
Row；The end of a connecting piece in the telescopic unit of the flexible frame body left end is connect with link block, the end of another connection sheet
Portion is connect with the sliding block in the sliding slot for being installed on link block；A connecting piece in the telescopic unit of the flexible frame body right end
End is connect with button, the mounting plate connection in the end and syringe of another connection sheet；The end for the connection sheet being connected with sliding block
The same side of the end for the connection sheet being connected with button in syringe.
6. a kind of push button syringe for facilitating one hand to use according to claim 5, it is characterized in that: each telescopic unit
Including two cross-shaped the first connection sheets and the second connection sheet；It is mutually flat between first connection sheet of each telescopic unit
It goes, is parallel to each other between the second connection sheet of each telescopic unit；First in the telescopic unit of the flexible frame body left end
The end of connection sheet is connect with link block, and the end of the second connection sheet is connect with the sliding block in the sliding slot for being installed on link block；Institute
The end for stating the first connection sheet in the telescopic unit of flexible frame body right end is connect by slide plate with button, the second connection sheet
End is connect with the mounting plate in syringe.
7. a kind of push button syringe for facilitating one hand to use according to claim 6, it is characterized in that: the connection sheet
Both ends have connecting hole, and centre is provided with fixation hole, and the connection sheet between the telescopic unit is carried out hinged by connecting hole；
It is carried out hingedly between two connection sheets in each telescopic unit by fixation hole.
8. a kind of push button syringe for facilitating one hand to use according to claim 7, it is characterized in that: in the link block
One end of chute wall also is provided with connecting hole corresponding with connection sheet, and one end of the sliding block also is provided with company corresponding with connection sheet
Hole is connect, one end of the slide plate also is provided with connecting hole corresponding with connection sheet, is located in two pieces of mounting plates being parallel to each other
The mounting plate right end of lower part also also is provided with connecting hole corresponding with connection sheet, and the link block, sliding block, slide plate, mounting plate pass through
It is hinged that connecting hole distinguishes corresponding connection sheet.
9. it is according to claim 8 it is a kind of facilitate the singlehanded push button syringe used, it is characterized in that: the link block with
The linkage section of piston connection is coniform；Volumetric calibration graduation mark is provided on the conveyor front barrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820483483.9U CN209378196U (en) | 2018-04-08 | 2018-04-08 | It is a kind of to facilitate the singlehanded push button syringe used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820483483.9U CN209378196U (en) | 2018-04-08 | 2018-04-08 | It is a kind of to facilitate the singlehanded push button syringe used |
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| Publication Number | Publication Date |
|---|---|
| CN209378196U true CN209378196U (en) | 2019-09-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820483483.9U Active CN209378196U (en) | 2018-04-08 | 2018-04-08 | It is a kind of to facilitate the singlehanded push button syringe used |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108815638A (en) * | 2018-04-08 | 2018-11-16 | 复旦大学附属眼耳鼻喉科医院 | It is a kind of to facilitate the singlehanded push button injection device used |
-
2018
- 2018-04-08 CN CN201820483483.9U patent/CN209378196U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108815638A (en) * | 2018-04-08 | 2018-11-16 | 复旦大学附属眼耳鼻喉科医院 | It is a kind of to facilitate the singlehanded push button injection device used |
| CN108815638B (en) * | 2018-04-08 | 2023-09-26 | 复旦大学附属眼耳鼻喉科医院 | Button type injection device convenient for single hand use |
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